CN212312251U - Rotary cutting automatic feeding device and hoe handle processing machine with same - Google Patents

Abstract

The utility model relates to a rotary cutting automatic feeding device and possess the hoe of the device to the processing machine, wherein the rotary cutting automatic feeding device realizes the cutter to the control of the cutting depth of the material that passes the center of rotation through the change of the press-contact position of the protruding sliding block on the inner circle wall of the feed bearing to the blade holder upper end conical surface sliding tray, and during operation, the inner circle of the feed bearing rotates along with the blade holder installation block fixed on the rotating sleeve, and the outer circle of the feed bearing is driven by the feed device to change the press-contact position of the protruding sliding block and the sliding tray, so that the utility model discloses can once only cut the round bar into the object of big-end or other more complicated curved surface, simple structure; through the setting of counterpoint recess and the setting of counterpoint lug clearance fit on the rotatory cover on the blade holder installation piece for on the blade holder installation piece cutter when cutting harder material suddenly, if when cutting ligneous tree tumor, the space that can shake a little, thereby prevent the card of rotatory cover dead convenient to use.

Description

Rotary cutting automatic feeding device and hoe handle processing machine with same

Technical Field

The utility model belongs to the technical field of carpenter's cutting equipment, concretely relates to rotatory cutting automatic feed device and possess device's hoe processing machine.

Background

The existing round bar machine can only carry out simple round bar processing, for example, a cutting mechanism of the round bar machine with application number 201920551737.0 can only be used for processing and producing round wooden bars with consistent sizes, but like a hoe handle, agricultural personnel are used to hold small ends and install iron handles with large ends, the round bars with integrated sizes and large ends cannot be produced and formed at one time by adopting the technology, and the existing manufacturing method is that a plane is used by carpenters to plane round bars into large and small ends, which wastes time and labor; the large and small-head round bar is machined by adopting an instrument such as a lathe type machine, during machining, two ends are fixed after centering and rotate along with the machine, the lathe tool moves from the head to the tail, and slowly feeds or withdraws under the manual operation to form the large and small-head round bar.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the above-mentioned prior art, the utility model provides a rotary cutting automatic feeding device, the device can control lathe tool depth of cut's change and cooperation material feeding device and produce the pole that has big or small head when rotary cutting, simple structure, and process rate is fast.

In order to achieve the above object, the technical solution of the present invention is: a rotary cutting automatic feeding device comprises a fixed support, a rotary sleeve is rotationally connected in the fixed support, the rotary sleeve is connected with a rotary drive transmission through a driving part on an outer wall, one end of the rotary sleeve is connected with a sleeve-shaped tool apron installation block, a tool apron is radially and slidably connected on the tool apron installation block, a feeding bearing is axially and slidably connected on the outer wall of the tool apron installation block, an outer ring of the feeding bearing is connected with a feeding device, a convex sliding block is arranged on the inner ring inner wall of the feeding bearing, one surface, close to the convex sliding block, of the tool apron is a conical surface, a sliding groove of the convex sliding block is arranged on the conical surface, one surface, close to the rotary sleeve, of the tool apron is provided with a spring installation groove, a reset spring is arranged in the spring installation groove, one end, close to a, the limiting piece extends into the spring mounting groove and is abutted and limited with one end, close to the rotating center, of the return spring.

Furthermore, the connection surface of the cutter holder installation block and the rotary sleeve is provided with an alignment groove, correspondingly, the rotary sleeve is provided with an alignment lug, and the alignment lug and the alignment groove are in clearance fit.

Furthermore, one end of the cutter holder close to the rotation center is in a shape of a circular arc surface.

Further, the protruding sliding block is a ball of a universal ball.

Furthermore, the limiting piece is a screw, a threaded hole is formed in the tool apron mounting block, and one end of the screw penetrates through the threaded hole and extends into the spring mounting groove to abut against the reset spring.

Further, feeding device is including feeding motor, transmission lead screw, linkage drive ear, the transmission lead screw is 2, and the symmetric distribution is in on feeding bearing's both sides, the fixed bolster, two the one end of transmission lead screw all is connected with the transmission of feeding motor and makes it driven the rotation, and the equal swing joint of the other end has the linkage drive ear, the linkage drive ear with the outer lane fixed connection who feeds the bearing.

The rotary cutting automatic feeding device based on the scheme provides a hoe handle processing machine, and feeding wheel devices are arranged on the front side and the rear side of the rotary cutting automatic feeding device on the hoe handle processing machine.

The wood feeding and feeding system further comprises a central control system, wherein the central control system comprises a processing center, a wood sensor and a feeding limit sensor, and the processing center is electrically connected with the wood sensor, the feeding limit sensor and each driving device.

Furthermore, the edge of the cutter on the cutter holder protrudes out of the edge of the bottom of the circular arc surface and is not more than 2 mm.

The utility model has the advantages that:

1. the utility model discloses a rotary cutting automatic feeding device is through feeding the change that the protruding sliding block on the bearing inner circle inner wall touched the position to the pressure of blade holder upper end conical surface sliding tray, realizes the cutter to the depth of cut's of the material that passes rotation center control, wherein, the inner circle of feeding bearing is together rotatory along with fixing the blade holder installation piece on the swivel sleeve, and the outer lane of feeding bearing is driven by feeding device and drives the whole back-and-forth movement of feeding bearing and change the protruding sliding block and touch the position with the pressure of sliding tray, and make the utility model discloses can once only cut into the round bar and turn into the object on big end or other more complicated curved surfaces, simple structure.

2. The utility model discloses a counterpoint recess and the setting of counterpoint lug clearance fit on the rotating sleeve on the blade holder installation piece for the cutter is when cutting the harder material suddenly on the blade holder installation piece, if when cutting ligneous tree tumor, the space that can shake a little, thereby prevents that the card of rotating sleeve from dying convenient to use.

3. The utility model discloses the chooseing for use of universal ball has reduced the friction of protrusion sliding block and sliding tray, thereby has prolonged the utility model discloses a life.

4. The utility model discloses a hoe passes through the design of blade holder bottom arc surface to the processing machine, cooperation blade protrusion in arc surface form bottom border is no longer than 2 mm's restriction, and the during operation can reduce the processing timber and just get into shake when only being fed by one end feeding wheel device centre gripping in the rotary cutting automatic feeding device to guarantee the cutting effect.

Drawings

Fig. 1 is a schematic axial view of the automatic feeding device for rotary cutting according to the present invention.

Fig. 2 is an exploded view of fig. 1.

Fig. 3 is a front view of fig. 1.

Fig. 4 is an enlarged view of B of fig. 3.

Fig. 5 is a sectional view taken along line a-a of fig. 3.

Fig. 6 is an enlarged view at C of fig. 5.

Fig. 7 is an axial view of the tool holder of the present invention.

Fig. 8 is a front view of fig. 7.

FIG. 9 is a schematic view of a processing machine for hoe handles of the present invention.

Fig. 10 is a left side partial structural view of fig. 9.

Detailed Description

The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, unless expressly stated or limited otherwise, the terms "mounted" and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. Further, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Example 1

As shown in fig. 1-6, the structure of the present invention is: the utility model provides a rotatory cutting automatic feeding device, includes fixed bolster 1, rotate through the bearing in the fixed bolster 1 and be connected with swivel sleeve 2, be equipped with drive portion 21 on the outer wall of swivel sleeve 2, in this embodiment, drive portion 21 is the race, the bottom of fixed bolster 1 corresponds drive portion 21 is equipped with and keeps away trompil 12, and driving belt passes keep away trompil 12 one end and be connected with swivel sleeve 2, and the other end is connected with the rotary drive who locates 1 bottom downside of fixed bolster. As shown in fig. 5, a sleeve-shaped tool apron mounting block 3 is fixedly connected to a left end bolt of the rotating sleeve 2, and a tool apron 4 is radially and slidably connected to the tool apron mounting block 3, in this embodiment, four tool apron sliding groove through holes are circumferentially and uniformly distributed on the tool apron mounting block 3, and the tool apron 4 is slidably connected to the tool apron sliding groove through holes; the outer wall of the tool apron mounting block 3 is axially and slidably connected with a feeding bearing 5, the outer ring of the feeding bearing 5 is connected with a feeding device 7 so as to be driven by the feeding device to move back and forth, a protruding sliding block 6 is arranged on the inner wall of the inner ring of the feeding bearing 5, one surface, close to the protruding sliding block 6, of the tool apron 4 is a conical surface, a sliding groove 42 of the protruding sliding block 6 is arranged on the conical surface, and the sliding groove 42 is the same as the conical surface and has a certain inclination, so that when the contact position of the protruding sliding block 6 and the sliding groove 42 is changed, the cutting depth of a cutter 11 on the tool; the utility model discloses a safety device for a motor vehicle, including blade holder 4, spring mounting groove 41 is equipped with in the one side that is close to swivel mount 2 of blade holder 4, reset spring 8 is equipped with in spring mounting groove 41, the one end that is close to the rotation center of reset spring 8 is equipped with locating part 9, locating part 9 is fixed on blade holder installation piece 3 to make reset spring 8 rely on stopping of locating part 9 to drive blade holder 4 and resume to original position after being compressed, in this embodiment, limiting part 9 is the screw, be equipped with corresponding screw hole on blade holder installation piece 3, so that the one end of screw is passed the screw hole is just stretched into spring mounting groove 41 and is contradicted reset spring.

In this embodiment, as shown in fig. 1, the feeding device 7 includes a feeding motor 71, transmission screw rods 72, and linkage driving lugs 73, the number of the transmission screw rods 72 is 2, the transmission screw rods 72 are symmetrically distributed on two sides of the feeding bearing 5 and side plates of the fixing bracket 1, the feeding motor 71 is fixed on a top plate of the fixing bracket 1, specifically, each transmission screw rod 72 is rotatably connected with the fixing bracket 1 through two bearing seats, rear ends of the two transmission screw rods 72 are both in transmission connection with the feeding motor 71 through a synchronous belt assembly so as to be driven to rotate, and front ends of the two transmission screw rods are both movably connected with the linkage driving lugs 73, and the linkage driving lugs 73 are fixedly connected with an outer ring of the feeding bearing 5 by welding.

In operation, as shown in fig. 6 and 7, the rotating sleeve 2 is driven by the rotation driver to drive the tool apron mounting block 3, the tool apron 4 and the cutter 11 thereon to rotate, due to the structural limitation of the sliding fit between the protruding sliding block 6 on the inner wall of the inner ring of the feeding bearing 5 and the sliding groove 42 on the tool apron 4, the inner ring of the feeding bearing 5 rotates together with the rotating sleeve 2, when the feed motor 71 is started, the interlocking drive lug 73 fixedly connected with the outer ring of the feed bearing 5 moves to the left, thereby driving the feeding bearing 5 to move to the left, the sliding groove 42 of the tool apron 4 in this embodiment is high at the left side and low at the right side, so that when the feeding bearing 5 moves to the left, the tool apron slides downwards, the cutting depth is deepened, after the cutting is finished, the feeding motor 71 is controlled to be started reversely to drive the linkage driving lug 73 and the feeding bearing 5 connected with the linkage driving lug to slide to the original position to wait for the next cutting.

In some embodiments, it is easy to think that the number of the through holes of the tool apron sliding groove on the tool apron mounting block 3 can be increased or decreased to control the mounting number of the cutting knives according to the requirement of the rotary cutting, but the number of the cutting knives cannot be less than 2 and the cutting knives need to be distributed in a central symmetry way.

As an optimal technical scheme of this design, blade holder installation piece 3 with be equipped with annular counterpoint recess 31 on the face of being connected of rotary sleeve 2, correspond on the rotary sleeve 2 counterpoint recess 31 is equipped with annular counterpoint lug 22, counterpoint lug 22 with counterpoint recess 31 is clearance fit for cutter 11 on the blade holder installation piece is when cutting harder material suddenly, if when cutting ligneous knub, the space that can shake a little, thereby prevents the card of rotary sleeve and dies, uses more smoothly convenient.

As an optimal technical scheme of this design, protruding sliding block 6 is universal ball to reduce the friction of protruding sliding block and sliding tray, prolong the utility model discloses a life.

In practical applications, the size of the inner ring of the feed bearing 5 is not always required, and in the embodiment, a transition inner sleeve 5a is further fixedly connected to the inner ring of the feed bearing 5 to meet the requirement on the size of the inner ring of the feed bearing 5, and the universal ball balls are mounted on the inner wall of the transition inner sleeve 5a, as shown in fig. 5.

Example 2

As shown in fig. 9 and 10, a hoe handle processing machine includes an operation table, the operation table is provided with the rotary cutting automatic feeding device, feeding wheel devices 10 are respectively disposed on the front side and the rear side of the rotary cutting automatic feeding device, each feeding wheel device 10 includes a feeding drive and a round material rod feeding wheel set in transmission connection with the feeding drive, processed wood enters the round material rod feeding wheel set at the front end under the delivery of a worker, and enters the rotary cutting automatic feeding device under the extrusion and pushing of the round material rod feeding wheel set at the front end, and a processed round material rod end enters the round material rod feeding wheel set at the rear end, and finally completes cutting under the pulling of the round material rod feeding wheel set at the rear end and is conveyed to the next process.

The automatic rotary cutting feeding device in the embodiment is different from the embodiment 1 in that the feeding motor 71 is arranged at one side of the operation table, the feeding motor 71 and the two transmission screw rods 72 transmit power through chain transmission, and the linkage driving lug 73 is positioned between the two bearing seats on the transmission screw rods 72.

In this embodiment, the system further comprises a central control system, wherein the central control system comprises a processing center, a wood sensor 102 and a feeding limit sensor 103, and the processing center is electrically connected with the wood sensor 102, the feeding limit sensor 103 and each driver so as to obtain signals from each sensor and control the operating state of each driver. Specifically, the feeding limit sensor 103 is a proximity switch, and is disposed on a side plate of the fixed bracket 1, as shown in fig. 1, and is used for sensing and controlling the position of the linkage driving lug 73; the wood sensor 102 is a reflective photoelectric sensor, is arranged on the operating table top and at the front end of the automatic rotary cutting feeding device, and is used for sensing whether wood exists or not; the processing center is a PLC.

As a preferred technical solution of the present design, one end of the tool apron 4 near the rotation center is in a shape of a circular arc surface, as shown in fig. 7 and 8; the cutting edge of the cutter 11 on the cutter holder 4 protrudes out of the bottom edge of the circular arc surface and is not more than 2mm, as shown in figure 4, the hoe has the advantages that raw materials are irregular, the coaxiality of two ends of the raw materials is low, so that the raw materials which just enter the automatic rotary cutting feeding device and are clamped by the feeding wheel device at one end shake or deviate in a pointing direction due to the fact that two ends of the raw materials are not coaxial, under the deepest cutting state, the bottoms of the circular arc surfaces of the cutter holders 4 which are uniformly distributed in the circumferential direction form a construction circular sleeve, shaking of the raw materials which are in contact with the cutter holders is reduced, and the guide effect is achieved on the raw materials which deviate in the pointing direction, and.

When the log cutting device is used, a log rod enters from the left end shown in fig. 9 and is clamped by the feeding wheel device 10, when the log sensor 102 senses the log rod, timing is started until the log rod starts to be cut, and the processing center controls the feeding motor 71 to start, wherein in the embodiment, the initial position of the cutter 11 is the deepest cutting position; as shown in fig. 6, the feeding bearing 5 is driven by the linkage driving lug 73 to move rightwards, so that the tool apron 4 moves away from the rotation center together with the cutter 11, thereby making the cutting become shallow slowly until the feeding limit sensor 103 senses the linkage driving lug 73, the feeding motor 71 stops working, at this time, the processed hoe pulls the feeding wheel device 10 just at the rear end out of the rotation cutting range and finally discharges the fed wood rod, the feeding motor 71 after processing the wood rod is started in the reverse direction under the control of the processing center, so that the cutter 11 returns to the initial deepest cutting position, namely the position where the limit sensor 103 at the other end of the linkage driving lug 73 senses the linkage driving lug 73, waits for the next wood rod to enter, and repeats in a cycle.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a rotary cutting automatic feeding device, includes fixed bolster (1), the internal rotation of fixed bolster (1) is connected with swivel sleeve (2), swivel sleeve (2) are connected with rotary drive through drive portion (21) on the outer wall, its characterized in that, the one end of swivel sleeve (2) is connected with the blade holder installation piece (3) of cover form, radial sliding connection has blade holder (4) on blade holder installation piece (3), axial sliding connection has feed bearing (5) on the outer wall of blade holder installation piece (3), the outer lane of feed bearing (5) links to each other with feeding device (7), is equipped with protrusion sliding block (6) on the inner circle inner wall of feed bearing (5), blade holder (4) are close to the one side of protrusion sliding block (6) is the conical surface, be equipped with on the conical surface sliding tray (42) of protrusion sliding block (6), be equipped with spring mounting groove (41) in blade holder (4) the one side that is close to swivel mount (2), reset spring (8) are equipped with in spring mounting groove (41), correspond on blade holder installation piece (3) spring mounting groove (41) one end that is close to the rotation center is equipped with restriction piece (9), restriction piece (9) stretch into in spring mounting groove (41), the one end that is close to the rotation center with reset spring (8) is inconsistent.

2. The automatic feeding device for rotary cutting according to claim 1, wherein the connection surface of the tool apron mounting block (3) and the rotary sleeve (2) is provided with an alignment groove (31), correspondingly, the rotary sleeve (2) is provided with an alignment bump (22), and the alignment bump (22) is in clearance fit with the alignment groove (31).

3. The automatic feeding device for rotary cutting according to claim 2, characterized in that the end of the tool holder (4) near the center of rotation is in the shape of a circular arc.

4. A rotary cutting automatic feed device according to claim 3, characterized in that the projecting sliding block (6) is a ball-and-socket ball.

5. The automatic feeding device for rotary cutting according to any one of claims 1 to 4, wherein the limiting member (9) is a screw, the tool apron mounting block (3) is provided with a threaded hole, and one end of the screw passes through the threaded hole and extends into the spring mounting groove (41) to abut against the return spring (8).

6. The automatic rotary cutting feeding device according to claim 5, wherein the feeding device (7) comprises a feeding motor (71), 2 transmission screw rods (72) and linkage driving lugs (73), the transmission screw rods (72) are symmetrically distributed on two sides of the feeding bearing (5) and the fixed support (1), one end of each of the two transmission screw rods (72) is in transmission connection with the feeding motor (71) to enable the feeding motor to be driven to rotate, the other end of each of the two transmission screw rods is movably connected with the linkage driving lug (73), and the linkage driving lug (73) is fixedly connected with the outer ring of the feeding bearing (5).

7. A hoe handle working machine comprising the rotary cutting automatic feed apparatus according to any one of claims 1 to 6.

8. A machine for working hoe handle as claimed in claim 7, wherein the feed wheel assembly (10) is provided on each of the front and rear sides of the automatic rotary cutting feed device.

9. A hoe handle working machine as claimed in claim 8, further comprising a central control system including a processing center, a wood sensor (102), a feed limit sensor (103), the processing center being electrically connected to the wood sensor (102), the feed limit sensor (103) and the drives.

10. A machine for working hoe handle as claimed in claim 7, wherein the cutting edge of the cutter (11) of the tool holder (4) protrudes from the circular arc-shaped bottom edge by no more than 2 mm.

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